| YEAR | DATE | EVENT | HEAD OF STATE |
| 1396 | Principality - dinasty Ascani | prince sigismondo prince of Zerbst | |
| 1405 | prince Giorgio prince of Zerbst | ||
| 1474 | prince Ernesto | ||
| 1516 | prince Gioacchino | ||
| 1561 | prince Gioacchino Ernesto | ||
| 1586 | prince John Giorgio I | ||
| 1618 | prince John Casimiro | ||
| 1660 | prince John Giorgio II | ||
| 1693 | 17 august | prince Leopold I | |
| 1747 | 9 april | prince Leopold II | |
| 1751 | 16 december | prince Leopold III | |
| 1807 | 18 april | Duchy | duke Leopold III (I like duke) |
| 1817 | 9 august | duke Leopold II | |
| 1853 | 2 may | Union to Duchy of Anhalt |